An 18-year-old woman has a 3-day history of fever, headache, and painful sores in the genital area.

Subject
Medicine
System
Infectious Diseases

Kathryn

Member
Jul 29, 2020
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Singapore
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An 18-year-old woman has a 3-day history of fever, headache, and painful sores in the genital area. The patient has no previous history of genital lesions. Medical history is unremarkable, and her only medication is an oral contraceptive agent. She does not use condoms.
On physical examination, temperature is 38.1°C (100.6°F); other vital signs are normal. There are no signs of meningismus. Tender ulcerative lesions with a yellow crusted roof cover the labia bilaterally and the vaginal introitus.
Which of the following is the most likely diagnosis?

(A) Chancroid
(B) Herpes simplex virus infection
(C) Primary syphilis
(D) Vulvovaginal candidiasis